m41t83 STMicroelectronics, m41t83 Datasheet - Page 46

• Manufacturer Part Number: m41t83
• Description: Serial I 2c Bus Rtc With Battery Switchover
• Manufacturer: STMicroelectronics

Table 20.
1. Valid for ambient operating temperature: T
2. For non-rechargeable Lithium battery.
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V
Sym
V
I
I
V
V
I
V
V
I
CC1
CC2
V
BAT
I
CAP
LO
BAT
OH
CC
LI
OL
IH
IL
Operating voltage (S)
Operating voltage (R)
Operating voltage (Z)
Input leakage current
Output leakage current
Supply current
Supply current (standby)
Input low voltage
Input high voltage
Output low voltage
Output high voltage
Pull-up supply voltage
(open drain)
Battery back-up supply
voltage
Capacitor back-up
supply voltage
Battery supply current
DC characteristics
Parameter
(2)
All inputs V
V
SS
SQW, IRQ1/FT/OUT
+ 0.2V (SQWE bit = 0)
V
SCL = 400kHz
CC
RST, FT/RST
A
SCL = 0Hz;
SCL, SDA
= –40 to 85°C; V
(No load)
= 3.0V, I
25°C; V
CC
V
BAT
0V
Test condition
0V
– 0.2V or
IRQ1/FT/OUT
–40 to 85°C
–40 to 85°C
–40 to 85°C
OH
= 3V; 32KHz Off
CC
V
= –1.0mA (push-pull)
V
= 0V; OSC On;
OUT
IN
CC
= 2.38V to 5.5V (except where noted).
V
V
CC
V
(1)
CC
CC
I
I
I
2.5 (Z only)
V
V
OL
OL
OL
/V
CC
CC
= 1.0mA
= 1.0mA
= 3.0mA
5.5V
3.0V
5.5V
3.0V
BAT
= 3.0V,
= 3.0V,
= 3.0V,
0.7V
3.00
2.70
2.38
–0.3
Min
2.4
2.5
2.0
CC
Typ
125
365
6.5
55
45
8
V
0.3V
CC
Max
5.50
5.50
5.50
150
450
0.4
0.4
0.4
5.5
5.5
5.5
±1
±1
10
+0.3
CC
Unit
µA
µA
µA
µA
µA
nA
V
V
V
V
V
V
V
V
V
V
V
V
A
A